build wheels without build isolation

ci/build_wheel.sh

@@ -33,9 +33,49 @@ rapids-generate-version > ./VERSION
 
 RAPIDS_PY_CUDA_SUFFIX="$(rapids-wheel-ctk-name-gen ${RAPIDS_CUDA_VERSION})"
 
+touch /tmp/constraints-build.txt
+
+if [[ "${package_name}" == "cuspatial" ]]; then
+  # Downloads libcuspatial wheel from this current build,
+  # then ensures 'cuspatial' wheel builds always use the 'libcuspatial' just built in the same CI run.
+  RAPIDS_PY_WHEEL_NAME="libcuspatial_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-s3 cpp /tmp/libcuspatial_dist
+  echo "libcuspatial-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo /tmp/libcuspatial_dist/libcuspatial_*.whl)" > /tmp/constraints-build.txt
+fi
+
+rapids-logger "Generating build requirements"
+declare -r matrix_selectors="cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION};cuda_suffixed=true"
+
+rapids-dependency-file-generator \
+  --output requirements \
+  --file-key "py_build_${package_name}" \
+  --matrix "${matrix_selectors}" \
+| tee /tmp/requirements-build.txt
+
+rapids-dependency-file-generator \
+  --output requirements \
+  --file-key "py_rapids_build_${package_name}" \
+  --matrix "${matrix_selectors}" \
+| tee -a /tmp/requirements-build.txt
+
+rapids-logger "Installing build requirements"
+python -m pip install \
+    -v \
+    --prefer-binary \
+    --constraint /tmp/constraints-build.txt \
+    -r /tmp/requirements-build.txt
+
 cd "${package_dir}"
 
-python -m pip wheel . -w dist -vvv --no-deps --disable-pip-version-check
+rapids-logger "Building '${package_name}' wheel"
+python -m pip wheel \
+    -w dist \
+    -v \
+    --no-build-isolation \
+    --no-deps \
+    --disable-pip-version-check \
+    .
+
+sccache --show-adv-stats
 
 mkdir -p final_dist
 python -m auditwheel repair \

ci/build_wheel_cuspatial.sh

@@ -3,15 +3,4 @@
 
 set -euo pipefail
 
-RAPIDS_PY_CUDA_SUFFIX="$(rapids-wheel-ctk-name-gen ${RAPIDS_CUDA_VERSION})"
-
-# Downloads libcuspatial wheel from this current build,
-# then ensures 'cuspatial' wheel builds always use the 'libcuspatial' just built in the same CI run.
-#
-# Using env variable PIP_CONSTRAINT is necessary to ensure the constraints
-# are used when creating the isolated build environment.
-RAPIDS_PY_WHEEL_NAME="libcuspatial_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-s3 cpp /tmp/libcuspatial_dist
-echo "libcuspatial-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo /tmp/libcuspatial_dist/libcuspatial_*.whl)" > /tmp/constraints.txt
-export PIP_CONSTRAINT="/tmp/constraints.txt"
-
 ci/build_wheel.sh cuspatial python/cuspatial python